Q: If green plants require light in order to produce food needed for growth, why are seedlings that are…
A: Plant hormones involve auxin, abscisic acid, ethylene, gibberellins, cytokinins, salicylic acid,…
Q: Does the Initial Uptake of Water by Seeds Depend onTemperature?
A: The transport of water, molecules, and ions in the living system are by the process called…
Q: What are structures 6 and 7? This is the leaf anatomy of Zea mays
A: Zea Mays is commonly called maize and it is a member of the grass family (Poaceae). It is a family…
Q: Where on the plant to do you see the result of Gravitropism and Phototropism? And which parts…
A: Ans: Gravitropism: The co-ordinated process for differential growth in plants due to effect of…
Q: What are the advantages and disadvantages of wind pollination? What are the advantages and…
A: Step 1 Both the male gamete and female gamete are non-motile. Fertilization can occur only when the…
Q: Can the amount of water affect the seed germination of the mongo seeds?
A: Germination is the process of a plant emerging from seed or the phenomena of a seedling sprouting…
Q: How is seed dispersal effected in coconut
A:
Q: Why must seeds absorb water before germinating?
A: Germination is the process by which a plant grows either from a seed or a spore and its most common…
Q: What prevents seeds dispersed in autumn from germinating immediately, only to die in the winter?
A: Plants are autotrophs. They are called so because they are not dependent on other organisms and can…
Q: Describe the differences between eudicot and monocotseed germination.
A: Introduction: One of the largest groups of flowering plants is eudicots while monocots are flowering…
Q: What plant structure allows for gas exchange in the leaf?
A: Plants are living things and all living things respire. Respiration involves gaseous exchange and…
Q: Do seeds need light to germinat
A: Ans-It is a fact of life that most plants need light to grow and keep them healthy, but not all…
Q: What are the external factors on seedling growth? and what are their effects in seed growth and…
A: External factors and their effect on seedling growth and germination. 1. Water- there are enzymes…
Q: What factor has the most impact on germination of seeds
A: Germination: The process of an organism growing from a seed or spore is known as germination. The…
Q: Which of the following is considered essential for germination? Select one: a. Abscisin b.…
A: Germination is vital event in plants, in which plantlet are arise from seed on the onset of…
Q: Studies of phototropism often use which part of an oat seedling: _________________?
A: Phototropism is the growth of an organism in response to a light stimulus. Phototropism is most…
Q: How would global warming affect a plant that responds to its environment through photoperiodism?
A: Photoperiodism is the regulation of physiology or development in response to day length.…
Q: Explain why some seeds undergo dormancy, and give someexamples of triggers for germination.
A: The embryonic stage of a plant's life is represented by the seed. The embryo (immature seed),…
Q: o. Which event occurs during epigeal germination of a seed planted in the soil? Kejadian manakah…
A: Germination is a process which leads to growth in seed of plants which lead to formation of…
Q: Describe two events or factors that can trigger leaf senescence. In what ways is leaf senescence a…
A: The two events or factors which can trigger leaf senescence are:- [1] Age-dependent factor :- The…
Q: What are the TWO (2) light regions detected by phytochromes and identify photoreceptor responsible…
A: Question: What are the two light regions detected by phytochromes? Phytochromes: These are the class…
Q: Two mechanical tissues of the cortex in herbaceous stem.…
A: There are mainly two types of mechanical tissue found in the cortex of herbaceous stem. Thus, to…
Q: The oat coleoptiles of the seedlings above have been modified: either cut or placed in a…
A: The given example of 4 saplings of oat coleoptiles which have been either cut or placed in a…
Q: What type of endosperm when the present does apple, orange and mango has?
A: Angiosperms can be defined as the type of vascular plants which produce flowers for reproduction.…
Q: Which plant hormone plays key role to switch the plant development from seed dormancy to seed…
A: Plant hormone We know plants are immobile organism and are devoid of any nervous system and these…
Q: What role can the pappus play in seed dispersal?
A: The movement, dispersal, or transfer of seeds away from the original plant is referred to as seed…
Q: What is the cereal aleurone layer and what is its role for the developing seedling? How do GAs…
A:
Q: Do mature Zea mays (monocot) stem possess residual procambium? Why?
A: Residual Procambium is formed between primary phloem and primary xylem that remains mitotically…
Q: Which of the following explains how water is taken up by seeds?
A: Imbibition is the process of seeds absorbing water, which causes the seed layer to swell and split.…
Q: What are the major benefits of gravitropism for a germinating seedling?
A: Step 1 Tropism is a biological phenomenon, indicating the growth, response, or orientation of a…
Q: Please answer the following parts: (a) Explain what Florigen is. (b) Explain how the floral…
A: In plants, all aspects of plant growth and development are controlled by the signal molecules. The…
Q: Which plant hormone is known as germination inhibitor? gibberellin ethylene abscisic acid…
A: Germination inhibitors referred to as the substances present in the plant which plays a key role in…
Q: What is the phenomenon wherein the plant grows toward the unidirectional light? Photoperiodism…
A: Phototropism is correct answer. The phenomenon wherein the plant grows toward the unidirectional…
Q: Compare the structures of the Lilac (Syringa) Leaf Cross-Section, Monocot Leaf Cross-Section and…
A: A dicot Liliac (Syringia- dorsiventral leaf) and monocot leaf (Corn - isobilateral leaf) differs…
Q: Describe the effect on a young seedling if the cotyledons are removed when the plant breaks through…
A: Cotyledons: A young plant that grows from a seed is called a seedling. This seed can either be of…
Q: In what ways may the germination of a seed be inhibited?
A: Germination is the growth of new plant from a single seed.
Q: Why does endosperm development precede embryo development
A: The endosperm is a tissue that is produced after the process of double fertilization inside the…
Q: Why when peas place on a hand towel in a cup for sunlight, water and oxygen. It does not germinate?
A: Peas (Pisum sativum) are members of the legume family and are small, round seeds that are present…
Q: How will global climate change impacy plants that strictly respond to their environment through…
A: Global climate change impacts plants that respond to their environment through photoperiodism in the…
Q: The following are some statements about long distance translocation of photo assimilates in higher…
A: Here i discuss about long distance translocation of photo-assimilates.
Q: Describe phototropism. What plant hormone is responsible for phototropism? Where would this hormone…
A: Plant hormones are the chemical compounds that play a vital role in the development of the plant in…
Q: Why do some seeds undergo a period of dormancy, and how do they break dormancy?
A: Introduction: Seeds germinate at a favorable time and location to develop and survive as seedlings.…
Q: Describe how photoperiod affects the flowering of the following group of plants : i) day-neutral
A: Photoperiodism is the process that plant measure its length of photoperiod. In 1920 HA Allard first…
Q: What are the three phases of seed development? When does the peak of ABA concentration take place?…
A: Crop breeders place a high priority on seed development since it is linked to grain output. MiRNAs…
Q: Describe the functions of each structure within the anther (vascular bundles, parenchyma, pollen…
A: Vascular plants are angiosperms. They have branches, roots, and leaves. Angiosperm seeds are found…
Q: Find the incorrect match from the following (with 1. respect to the structures involved in…
A: Vegetative reproduction is any type of asexual reproduction that occurs in plants and results in the…
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